LTC3857EGN-1#PBFLinear Technology/Analog Devices
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    • Manufacturer No：
      LTC3857EGN-1#PBF
    • Manufacturer：
      Linear Technology/Analog Devices
    • Category：
      PMIC - Voltage Regulators - DC DC Switching Controllers
    • Datasheet：
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    • SKU：
      11202493
    • Description：
      LTC3857 Buck Tube PolyPhase® DC to DC switching controller 9.9mm 24V 105kHz~835kHz 350kHz~535kHz -40C~125C TJ
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    • Manufacturer No：
      LTC3857EGN-1#PBF
    • Manufacturer：
      Linear Technology/Analog Devices
    • Category：
      PMIC - Voltage Regulators - DC DC Switching Controllers
    • Datasheet：
      LTC3857EGN-1#PBF
    • SKU：
      11202493
    • Description：
      LTC3857 Buck Tube PolyPhase® DC to DC switching controller 9.9mm 24V 105kHz~835kHz 350kHz~535kHz -40C~125C TJ

    User Guide

    User Guide

    LTC3857EGN-1#PBF Details

    LTC3857 Buck Tube PolyPhase® DC to DC switching controller 9.9mm 24V 105kHz~835kHz 350kHz~535kHz -40C~125C TJ

    LTC3857EGN-1#PBF Specification Parameters

    • Part Status: Active
    • Moisture Sensitivity Level (MSL): 1 (Unlimited)
    • Mounting Type: Surface Mount
    • ECCN Code: EAR99
    • Surface Mount: YES
    • Terminal Position: DUAL
    • Packaging: Tube
    • Terminal Form: GULL WING
    • Published: 2012
    • Terminal Finish: Matte Tin (Sn)
    • Output Voltage: 24V
    • Number of Terminations: 28
    • Output Configuration: Positive
    • Input Voltage (Min): 4V
    • Topology: Buck
    • Control Mode: CURRENT-MODE
    • Operating Temperature: -40°C~125°C TJ
    • Terminal Pitch: 0.635mm
    • Lifecycle Status: PRODUCTION (Last Updated: 3 weeks ago)
    • Input Voltage (Max): 38V
    • Series: PolyPhase?
    • Duty Cycle (Max): 99.4%
    • Control Features: Enable, Frequency Control, Power Good, Soft Start, Tracking
    • Voltage - Supply (Vcc/Vdd): 4V~38V
    • RoHS Status: ROHS3 Compliant
    • Number of Outputs: 2
    • Number of Channels: 1
    • Clock Sync: No
    • JESD-609 Code: e3
    • Factory Lead Time: 8 Weeks
    • Synchronous Rectifier: Yes
    • Technology: CMOS
    • Peak Reflow Temperature (Cel): 260
    • Input Voltage-Nom: 12V
    • Time@Peak Reflow Temperature-Max (s): 30
    • Number of Pins: 28
    • Width: 3.9mm
    • Control Technique: PULSE WIDTH MODULATION
    • Subcategory: Switching Regulator or Controllers
    • Function: Step-Down
    • Length: 9.9mm
    • Output Type: Transistor Driver
    • Analog IC - Other Type: DUAL SWITCHING CONTROLLER
    • Switcher Configuration: PHASE-SHIFT
    • Package / Case: 28-SSOP (0.154, 3.90mm Width)
    • Max Frequency: 850kHz
    • Frequency - Switching: 105kHz~835kHz 350kHz~535kHz
    • Base Part Number: LTC3857
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